Full implementation of window autosaving (including correct ignoring of windows opened as popups by web pages.

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Netscape Public License
* Version 1.1 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 2002
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
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* ***** END LICENSE BLOCK ***** */
#ifndef __GeckoUtils_h__
#define __GeckoUtils_h__
class GeckoUtils
{
public:
static void GatherTextUnder(nsIDOMNode* aNode, nsString& aResult) {
nsAutoString text;
nsCOMPtr<nsIDOMNode> node;
aNode->GetFirstChild(getter_AddRefs(node));
PRUint32 depth = 1;
while (node && depth) {
nsCOMPtr<nsIDOMCharacterData> charData(do_QueryInterface(node));
PRUint16 nodeType;
node->GetNodeType(&nodeType);
if (charData && nodeType == nsIDOMNode::TEXT_NODE) {
// Add this text to our collection.
text += NS_LITERAL_STRING(" ");
nsAutoString data;
charData->GetData(data);
text += data;
}
else {
nsCOMPtr<nsIDOMHTMLImageElement> img(do_QueryInterface(node));
if (img) {
nsAutoString altText;
img->GetAlt(altText);
if (!altText.IsEmpty()) {
text = altText;
break;
}
}
}
// Find the next node to test.
PRBool hasChildNodes;
node->HasChildNodes(&hasChildNodes);
if (hasChildNodes) {
nsCOMPtr<nsIDOMNode> temp = node;
temp->GetFirstChild(getter_AddRefs(node));
depth++;
}
else {
nsCOMPtr<nsIDOMNode> nextSibling;
node->GetNextSibling(getter_AddRefs(nextSibling));
if (nextSibling)
node = nextSibling;
else {
nsCOMPtr<nsIDOMNode> parentNode;
node->GetParentNode(getter_AddRefs(parentNode));
if (!parentNode)
node = nsnull;
else {
nsCOMPtr<nsIDOMNode> nextSibling;
parentNode->GetNextSibling(getter_AddRefs(nextSibling));
node = nextSibling;
depth--;
}
}
}
}
text.CompressWhitespace();
aResult = text;
};
};
#endif